import pandas as pd
import numpy as np
from os import listdir
from os.path import isfile, join

mypath='E:/20181116 NTR 116A/'
onlySummaryFiles = [f for f in listdir(mypath) if isfile(join(mypath, f)) and 'Summary of Result of' in f]
#print onlySummaryFiles
#print onlySummaryFiles[0:3]

for i in range(len(onlySummaryFiles)):             
    filename=mypath+onlySummaryFiles[i]             
    Result = pd.read_csv( filename)                 
    print onlySummaryFiles[i][30:-4],'\t', np.mean(Result.iloc[0:,1])                 

print len(onlySummaryFiles)